61409920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 176629320

約数和(自身を除く): 115219400

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 61, 64, 65, 80, 88, 104, 110, 121, 122, 128, 130, 143, 160, 176, 208, 220, 242, 244, 260, 286, 305, 320, 352, 416, 440, 484, 488, 520, 572, 605, 610, 640, 671, 704, 715, 793, 832, 880, 968, 976, 1040, 1144, 1210, 1220, 1342, 1408, 1430, 1573, 1586, 1664, 1760, 1936, 1952, 2080, 2288, 2420, 2440, 2684, 2860, 3146, 3172, 3355, 3520, 3872, 3904, 3965, 4160, 4576, 4840, 4880, 5368, 5720, 6292, 6344, 6710, 7040, 7381, 7744, 7808, 7865, 7930, 8320, 8723, 9152, 9680, 9760, 10736, 11440, 12584, 12688, 13420, 14762, 15488, 15730, 15860, 17446, 18304, 19360, 19520, 21472, 22880, 25168, 25376, 26840, 29524, 31460, 31720, 34892, 36905, 38720, 39040, 42944, 43615, 45760, 50336, 50752, 53680, 59048, 62920, 63440, 69784, 73810, 77440, 85888, 87230, 91520, 95953, 100672, 101504, 107360, 118096, 125840, 126880, 139568, 147620, 174460, 191906, 201344, 214720, 236192, 251680, 253760, 279136, 295240, 348920, 383812, 429440, 472384, 479765, 503360, 507520, 558272, 590480, 697840, 767624, 944768, 959530, 1006720, 1116544, 1180960, 1395680, 1535248, 1919060, 2361920, 2791360, 3070496, 3838120, 4723840, 5582720, 6140992, 7676240, 12281984, 15352480, 30704960, 61409920]

約数ペア:

[(1, 61409920), (2, 30704960), (4, 15352480), (5, 12281984), (8, 7676240), (10, 6140992), (11, 5582720), (13, 4723840), (16, 3838120), (20, 3070496), (22, 2791360), (26, 2361920), (32, 1919060), (40, 1535248), (44, 1395680), (52, 1180960), (55, 1116544), (61, 1006720), (64, 959530), (65, 944768), (80, 767624), (88, 697840), (104, 590480), (110, 558272), (121, 507520), (122, 503360), (128, 479765), (130, 472384), (143, 429440), (160, 383812), (176, 348920), (208, 295240), (220, 279136), (242, 253760), (244, 251680), (260, 236192), (286, 214720), (305, 201344), (320, 191906), (352, 174460), (416, 147620), (440, 139568), (484, 126880), (488, 125840), (520, 118096), (572, 107360), (605, 101504), (610, 100672), (640, 95953), (671, 91520), (704, 87230), (715, 85888), (793, 77440), (832, 73810), (880, 69784), (968, 63440), (976, 62920), (1040, 59048), (1144, 53680), (1210, 50752), (1220, 50336), (1342, 45760), (1408, 43615), (1430, 42944), (1573, 39040), (1586, 38720), (1664, 36905), (1760, 34892), (1936, 31720), (1952, 31460), (2080, 29524), (2288, 26840), (2420, 25376), (2440, 25168), (2684, 22880), (2860, 21472), (3146, 19520), (3172, 19360), (3355, 18304), (3520, 17446), (3872, 15860), (3904, 15730), (3965, 15488), (4160, 14762), (4576, 13420), (4840, 12688), (4880, 12584), (5368, 11440), (5720, 10736), (6292, 9760), (6344, 9680), (6710, 9152), (7040, 8723), (7381, 8320), (7744, 7930), (7808, 7865)]